| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chem | China national standards | MT | 395.28 | USD | 20251107 |
| Shandong Jinling Chem | China national standards | MT | 451.75 | USD | 20251107 |
| Qingdao Ruishuang Chem | China national standards | MT | 423.51 | USD | 20251107 |
| Shandong Jiaen Chem | China national standards | MT | 352.93 | USD | 20251107 |
| Luxi Chem | China national standards | MT | 338.81 | USD | 20251107 |
| Shandong Jiaen Chem | China national standards | MT | 331.75 | USD | 20251107 |
| Shandong Yuanhe Chem | China national standards | MT | 338.81 | USD | 20251107 |
| Guangzhou Tianyue Chem | China national standards | MT | 494.1 | USD | 20251107 |
| Guangzhou Tianyue Chem | China national standards | MT | 508.22 | USD | 20251107 |
| Guangzhou Tianyue Chem | China national standards | MT | 508.22 | USD | 20251107 |